316919 has 2 divisors, whose sum is σ = 316920. Its totient is φ = 316918.

The previous prime is 316907. The next prime is 316937. The reversal of 316919 is 919613.

It is a weak prime.

It is an emirp because it is prime and its reverse (919613) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 316919 - 2⁴ = 316903 is a prime.

It is a super-2 number, since 2×316919² = 200875305122, which contains 22 as substring.

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 316891 and 316900.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 316919.

It is not a weakly prime, because it can be changed into another prime (316219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158459 + 158460.

It is an arithmetic number, because the mean of its divisors is an integer number (158460).

2³¹⁶⁹¹⁹ is an apocalyptic number.

316919 is a deficient number, since it is larger than the sum of its proper divisors (1).

316919 is an equidigital number, since it uses as much as digits as its factorization.

316919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1458, while the sum is 29.

The square root of 316919 is about 562.9555932753. The cubic root of 316919 is about 68.1788113960.

The spelling of 316919 in words is "three hundred sixteen thousand, nine hundred nineteen".